The configuration and principle of anti rotary plug and necessary float collars and their applications in intermediate casing cementing are introduced.
介绍了防转胶塞及配套浮箍的结构、原理和在技术套管固井中的应用情况。
The configuration and principle of anti rotary plug and necessary float collars and their applications in intermediate casing cementing are introduced.
介绍了防转胶塞及配套浮箍的结构、原理和在技术套管固井中的应用情况。
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